If any of these methods do not work on your full set please consider uploading a second example data file.
{{{100., 41.2318, 1.31655*10^-9, 1.96161, -38600., 38600., -89.9971}, {158.489, 41.2318,
3.22439*10^-9, 1.91259, -24355., 24355., -89.9955}, {251.189, 41.2318, 8.01648*10^-9,
1.89304, -15367., 15367., -89.9929}, {398.107, 41.2318, 2.00525*10^-8,
1.88515, -9695.9, 9695.9, -89.9889}, {630.957, 41.2316, 5.02786*10^-8,
1.88175, -6117.72, 6117.72, -89.9824}, {1000., 41.2313, 1.26158*10^-7,
1.87975, -3860.05, 3860.05, -89.9721}, {1584.89, 41.2305, 3.16473*10^-7,
1.87732, -2435.57, 2435.57, -89.9558}, {2511.89, 41.2286, 7.92735*10^-7,
1.87228, -1536.81, 1536.81, -89.9302}, {3981.07, 41.2238, 1.97791*10^-6,
1.86016, -969.775, 969.777, -89.8901}, {6309.57, 41.2119, 4.88673*10^-6,
1.83067, -612.059, 612.062, -89.8286}, {10000., 41.1839, 0.0000117939,
1.7613, -386.441, 386.445, -89.7389}, {15848.9, 41.1232, 0.0000270225,
1.61129, -244.183, 244.188, -89.6219}, {25118.9, 41.0111, 0.0000560277,
1.33723, -154.485, 154.491, -89.5041}, {39810.7, 40.8533, 0.000100044,
0.957928, -97.8478, 97.8525, -89.4391}, {63095.7, 40.6927, 0.000153468,
0.589637, -61.9818, 61.9846, -89.455}, {100000., 40.563, 0.000214301,
0.329894, -39.2338, 39.2351, -89.5182}, {158489., 40.4627, 0.000285002,
0.175532, -24.8167, 24.8173, -89.5947}, {251189., 40.3884, 0.000360826,
0.0887994, -15.6873, 15.6876, -89.6757}, {398107., 40.3415, 0.000444295,
0.0436315, -9.90969, 9.90978, -89.7477}, {630957., 40.315, 0.000569237,
0.0222841, -6.25674, 6.25678, -89.7959}, {1.*10^6, 40.2996, 0.000817464,
0.0127498, -3.94925, 3.94927, -89.815}}, {{100., 41.2318, 1.31655*10^-9,
1.96161, -38600., 38600., -89.9971}, {158.489, 41.2318, 3.22439*10^-9,
1.91259, -24355., 24355., -89.9955}, {251.189, 41.2318, 8.01648*10^-9,
1.89304, -15367., 15367., -89.9929}, {398.107, 41.2318, 2.00525*10^-8,
1.88515, -9695.9, 9695.9, -89.9889}, {630.957, 41.2316, 5.02786*10^-8,
1.88175, -6117.72, 6117.72, -89.9824}, {1000., 41.2313, 1.26158*10^-7,
1.87975, -3860.05, 3860.05, -89.9721}, {1584.89, 41.2305, 3.16473*10^-7,
1.87732, -2435.57, 2435.57, -89.9558}, {2511.89, 41.2286, 7.92735*10^-7,
1.87228, -1536.81, 1536.81, -89.9302}, {3981.07, 41.2238, 1.97791*10^-6,
1.86016, -969.775, 969.777, -89.8901}, {6309.57, 41.2119, 4.88673*10^-6,
1.83067, -612.059, 612.062, -89.8286}, {10000., 41.1839, 0.0000117939,
1.7613, -386.441, 386.445, -89.7389}, {15848.9, 41.1232, 0.0000270225,
1.61129, -244.183, 244.188, -89.6219}, {25118.9, 41.0111, 0.0000560277,
1.33723, -154.485, 154.491, -89.5041}, {39810.7, 40.8533, 0.000100044,
0.957928, -97.8478, 97.8525, -89.4391}, {63095.7, 40.6927, 0.000153468,
0.589637, -61.9818, 61.9846, -89.455}, {100000., 40.563, 0.000214301,
0.329894, -39.2338, 39.2351, -89.5182}, {158489., 40.4627, 0.000285002,
0.175532, -24.8167, 24.8173, -89.5947}, {251189., 40.3884, 0.000360826,
0.0887994, -15.6873, 15.6876, -89.6757}, {398107., 40.3415, 0.000444295,
0.0436315, -9.90969, 9.90978, -89.7477}, {630957., 40.315, 0.000569237,
0.0222841, -6.25674, 6.25678, -89.7959}, {1.*10^6, 40.2996, 0.000817464,
0.0127498, -3.94925, 3.94927, -89.815}}}
Import[]
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